The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 09, 2014
Filed:
Jan. 28, 2011
Karl-heinz Muller, Auerbach, DE;
Karl-Heinz Muller, Auerbach, DE;
ZF Friedrichshafen AG, Friedrichshafen, DE;
Abstract
A keyboard that can be illuminated comprises a key array and a base element. Key buttons of the key array are held in modules arranged on a side, facing away from either the base element or a printed circuit board that is provided for delivering signals. The printed circuit board is arranged above the base element in a place close to but at a distance away from the base statement and made at least partially light-transmitting. At least one light source for emitting light is arranged on the underside of the printed circuit board that faces the base element. At least one light-scattering elements, which projects from the base element toward the printed circuit board, is arranged on the side of the base element facing the printed circuit board.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile